Maths-
General
Easy
Question
If , then is equal to
- 288
- 1
- 12
- 2
The correct answer is: 2
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The adjacent diagram shows a charge held on an insulating support and enclosed by a hollow spherical conductor. represents the centre of the spherical conductor and is a point such that and
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One metallic sphere is given positive charge whereas another identical sphere
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If be the electric field strength of a short dipole at a point on its axial line and that on the equatorial line at the same distance, then
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The charges are placed at the vertices of a right-angled isosceles triangle as shown. The net electrostatic energy of the configuration is zero if is equal to
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Let and be two relations on a set Then, which one of the following is not true?
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Maths-General
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is the set of all residents in a colony and is a relation defined on as follows:
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On the set of human beings a relation is defined as follows:
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Maths-General